Did You Know...
...that several people are credited with the invention of the flush toilet? Most people have heard of Thomas Crapper (1837-1910), the sanitary engineer who invented the valve-and-siphon arrangement that made the modern toilet possible. Another claimant to "the throne" was British inventor Alexander Cumming who patented a toilet in 1775. Then there's a nameless Minoan (a native of ancient Crete) who lived 4,000 years ago who supposedly was ahead of his time and created the first flush toilet!
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| Number | Title | Issue Date |
| 7220692 | Catalyst for selective NOreduction using hydrocarbons A two phase catalyst is disclosed with one or more transition metals such as Cu, Co, Fe, Ag and Mo supported on a molecular sieve having a pore size not greater than 8 Å along with a stabilizing oxide of one or more of the oxides of Zr, Mo, V, Nb or the rare earth... | 05/22/2007 |
| 6084709 | Delineator capable of reflecting oblique incident light beam A delineator easily recognized by the driver even when attached at a moderate curve of a road includes colorless transparent reflectors attached inclined by a prescribed angle with respect to an aluminum base and amber transparent reflectors attached incl... | 07/04/2000 |
| 6047958 | Adjustable pallet An adjustable pallet for securing a plurality of elongated workpieces to the work-table of a machine tool. The pallet comprises a rectangular, substantially planar base having three horizontally-disposed plates attached thereto. Each of the three plates h... | 04/11/2000 |
| 5284512 | Polyaspartic acid and its salts for dispersing suspended solids Water soluble salts of a ଲ-polyaspartic acid, i.e., a polyaspartic acid having predominantly beta linkages in the amino acid residue chain thereof, are eminently well suited as dispersants for particulate matter in an aqueous medium.... | 02/08/1994 |
